Toby Gwak
NPI 1205183951 · Vascular & Interventional Radiology Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Toby Gwak is a Vascular & Interventional Radiology Physician provider in Torrance, CA (NPI 1205183951).
Provider details
- NPI number
- 1205183951
- Entity type
- Individual
- Primary specialty
- Vascular & Interventional Radiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- A121928 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-08-13
- Last updated
- 2022-02-02
- Certified
- 2022-02-02
Frequently asked questions
- What is Toby Gwak's NPI number?
- Toby Gwak's National Provider Identifier (NPI) is 1205183951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Toby Gwak's specialty?
- Toby Gwak is listed in the NPPES registry with a primary specialty of Vascular & Interventional Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Toby Gwak located?
- Toby Gwak's practice location on file with NPPES is 1000 W Carson St, Torrance, CA 90502-2004.
- What is Toby Gwak's phone number?
- The practice phone number listed in the NPPES registry for Toby Gwak is (310) 222-2847.
- Does Toby Gwak accept Medicare?
- Toby Gwak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Toby Gwak's NPI active?
- Yes — Toby Gwak's NPI (1205183951) is active in the NPPES registry as of the last update on 2022-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.